In 1967 it was amalgamated with a part of the dissolved Svartå Municipality.

This is a demographic table based on Degerfors Municipality's electoral districts in the 2022 Swedish general election sourced from SVT's election platform, in turn taken from SCB official statistics.

[3] In total there were 7,456 Swedish citizens of voting age resident in the municipality.

Indicators are in percentage points except population totals and income.

Degerfors two twin towns with the year of its establishing: